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Use Write_2_byte

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master
erikkaashoek 5 years ago
parent d497729841
commit 041709b4e4
1 changed files with 8 additions and 8 deletions
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16
sa_core.c
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@ -1079,8 +1079,8 @@ void set_freq(int V, unsigned long freq) // translate the requested frequency
shell_printf("%d: Offs %q HW %d\r\n", SI4432_Sel, (uint32_t)(real_old_freq[V]+delta*1), real_old_freq[V]); shell_printf("%d: Offs %q HW %d\r\n", SI4432_Sel, (uint32_t)(real_old_freq[V]+delta*1), real_old_freq[V]);
#endif #endif
delta = delta * 4 / 625; // = 156.25; // Calculate and set the offset register i.s.o programming a new frequency delta = delta * 4 / 625; // = 156.25; // Calculate and set the offset register i.s.o programming a new frequency
SI4432_Write_Byte(SI4432_FREQ_OFFSET1, (uint8_t)(delta & 0xff)); SI4432_Write_2_Byte(SI4432_FREQ_OFFSET1, (uint8_t)(delta & 0xff), (uint8_t)((delta >> 8) & 0x03));
SI4432_Write_Byte(SI4432_FREQ_OFFSET2, (uint8_t)((delta >> 8) & 0x03)); // SI4432_Write_Byte(SI4432_FREQ_OFFSET2, (uint8_t)((delta >> 8) & 0x03));
SI4432_offset_changed = true; // Signal offset changed so RSSI retrieval is delayed for frequency settling SI4432_offset_changed = true; // Signal offset changed so RSSI retrieval is delayed for frequency settling
old_freq[V] = freq; old_freq[V] = freq;
} else { } else {
@ -1093,8 +1093,8 @@ void set_freq(int V, unsigned long freq) // translate the requested frequency
target_f = freq - 80000; target_f = freq - 80000;
} }
SI4432_Set_Frequency(target_f); SI4432_Set_Frequency(target_f);
SI4432_Write_Byte(SI4432_FREQ_OFFSET1, 0xff); // set offset to most positive SI4432_Write_2_Byte(SI4432_FREQ_OFFSET1, 0xff, 0x01); // set offset to most positive
SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0x01); // SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0x01);
real_old_freq[V] = target_f; real_old_freq[V] = target_f;
} else { // sweeping up } else { // sweeping up
if (freq + 80000 >= 480000000) { if (freq + 80000 >= 480000000) {
@ -1103,14 +1103,14 @@ void set_freq(int V, unsigned long freq) // translate the requested frequency
target_f = freq + 80000; target_f = freq + 80000;
} }
SI4432_Set_Frequency(target_f); SI4432_Set_Frequency(target_f);
SI4432_Write_Byte(SI4432_FREQ_OFFSET1, 0); // set offset to most negative SI4432_Write_2_Byte(SI4432_FREQ_OFFSET1, 0, 0x02); // set offset to most negative
SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0x02); // SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0x02);
real_old_freq[V] = target_f; real_old_freq[V] = target_f;
} }
#else #else
SI4432_Set_Frequency(freq); // Impossible to use offset so set SI4432 to new frequency SI4432_Set_Frequency(freq); // Impossible to use offset so set SI4432 to new frequency
SI4432_Write_Byte(SI4432_FREQ_OFFSET1, 0); // set offset to zero SI4432_Write_2_Byte(SI4432_FREQ_OFFSET1, 0, 0); // set offset to zero
SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0); // SI4432_Write_Byte(SI4432_FREQ_OFFSET2, 0);
real_old_freq[V] = freq; real_old_freq[V] = freq;
#endif #endif
} }

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